<!--********************************************************************
* Copyright© 2000 - 2025 SuperMap Software Co.Ltd. All rights reserved.
*********************************************************************-->
<!--********************************************************************
* 该示例需要引入 
* Mapv (https://github.com/huiyan-fe/mapv)
*********************************************************************-->
<!DOCTYPE html>
<html lang="en-US">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=Edge">
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
    <title data-i18n="resources.title_mapvQianxiTime"></title>
    <style>
        body {
            margin: 0;
            padding: 0;
        }

        #map {
            position: absolute;
            top: 0;
            bottom: 0;
            width: 100%;
        }
        .mapboxgl-popup-close-button {
          outline: none;
        }
    </style>
    <script type="text/javascript" include="jquery" src="../js/include-web.js"></script>
    <script type="text/javascript" include="mapv" src="../../dist/mapboxgl/include-mapboxgl.js"></script>
</head>
<body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%">
<div id="map"></div>
<script type="text/javascript">
    var attribution = "<a href='https://www.mapbox.com/about/maps/' target='_blank'>© Mapbox </a>" +
            " with <span>© <a href='https://iclient.supermap.io' target='_blank'>SuperMap iClient</a> | </span>" +
            " Map Data <span>© <a href='http://support.supermap.com.cn/product/iServer.aspx' target='_blank'>SuperMap iServer</a> | </span>" +
            "<a href='https://mapv.baidu.com' target='_blank'>© 2018 百度 MapV</a>";
    var host = window.isLocal ? window.server : "https://iserver.supermap.io";
    var tileURL = host + "/iserver/services/map-china/rest/maps/ChinaDark/zxyTileImage.png?z={z}&x={x}&y={y}";
    var map = new mapboxgl.Map({
        container: 'map',
        style: {
            "version": 8,
            "sources": {
                "raster-tiles": {
                    "attribution": attribution,
                    "type": "raster",
                    "tiles": [tileURL],
                    "tileSize": 256,
                },
            },
            "layers": [{
                "id": "simple-tiles",
                "type": "raster",
                "source": "raster-tiles",
                "minzoom": 0,
                "maxzoom": 22
            }]
        },
        center: [112, 37.94],
        zoom: 5
    });
    map.addControl(new mapboxgl.NavigationControl(), 'top-left');
    map.addControl(new mapboxgl.supermap.LogoControl({ link: "https://iclient.supermap.io" }), 'bottom-right');
    new mapboxgl.Popup({closeOnClick: false})
        .setLngLat(map.getCenter())
        .setHTML(resources.text_iClient)
        .addTo(map);

    var data = [];
    var timeData = [];

    function curive(fromPoint, endPoint, n) {
        var delLng = (endPoint.lng - fromPoint.lng) / n;
        var delLat = (endPoint.lat - fromPoint.lat) / n;

        for (var i = 0; i < n; i++) {
            var pointNLng = fromPoint.lng + delLng * i;
            var pointNLat = fromPoint.lat + delLat * i;
            timeData.push({
                geometry: {
                    type: 'Point',
                    coordinates: [pointNLng, pointNLat]
                },
                count: 1,
                time: i
            });
        }
    }

    // 构造数据
    $.ajax({
        url: '../data/qianxi-time',
        success: function (rs) {
            var items = rs.split('|');
            for (var i = 0; i < items.length; i++) {
                var itemArr = items[i].split(/\n/);
                for (var k = 0; k < itemArr.length; k++) {
                    if (!!itemArr[k]) {
                        var item = itemArr[k].split(/\t/);
                        if (item[0] === '起点城市' || item[0] === '迁出城市') {
                            var cityBegin = item[1];
                        }
                        if (item[0] !== '起点城市' || item[0] !== '迁出城市' && item.length > 1) {
                            var cityCenter1 = mapv.utilCityCenter.getCenterByCityName(item[0].replace(/市|省/, ""));
                            var cityCenter2 = mapv.utilCityCenter.getCenterByCityName(cityBegin.replace(/市|省/, "").trim());
                            if (cityCenter1) {
                                if (Math.random() > 0.7) {
                                    curive(cityCenter2, cityCenter1, 50);
                                }
                                data.push({
                                    geometry: {
                                        type: 'LineString',
                                        coordinates: [[cityCenter1.lng, cityCenter1.lat], [cityCenter2.lng, cityCenter2.lat]]
                                    },
                                    count: 100 * Math.random()
                                });
                            }
                        }
                    }
                }
            }

            var dataSet = new mapv.DataSet(data);
            var options = {
                strokeStyle: 'rgba(55, 50, 250, 0.3)',
                globalCompositeOperation: 'lighter',
                shadowColor: 'rgba(55, 50, 250, 0.5)',
                methods: {
                    click: function (item) {
                    }
                },
                gradient: {0: 'rgba(55, 50, 250, 0)', 1: 'rgba(55, 50, 250, 1)'},
                lineWidth: .2,
                draw: 'intensity'
            };
            //mapboxgl.supermap.MapvLayer 构造函数的第一个 map 参数将在下个版本遗弃
            var mapVLayer1 = new mapboxgl.supermap.MapvLayer(dataSet, options);
            map.addLayer(mapVLayer1);

            var dataSet2 = new mapv.DataSet(timeData);
            var options2 = {
                fillStyle: 'rgba(255, 250, 250, 0.9)',
                size: .5,
                animation: {
                    type: 'time',
                    stepsRange: {
                        start: 0,
                        end: 50
                    },
                    trails: 1,
                    duration: 5,
                },
                draw: 'simple'
            };
            var mapVLayer2 = new mapboxgl.supermap.MapvLayer(dataSet2, options2);
            map.addLayer(mapVLayer2);
        }
    });

</script>
</body>
</html>
